Inventor

RYAN DONALD J

US4 patents

⚠️ This page may combine multiple inventors who share the name “RYAN DONALD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DU PONT

2 patents

US4485062ANov 27, 1984

Process for extruding polymers

DU PONT31 citations87

US4145491AMar 20, 1979

Chlorination or chlorosulfonation of polyethylene in mixed solvent

DU PONT6 citations59

WOOD TECHNOLOGY INC

1 patent

US5261306ANov 16, 1993

Circular saw blade for tree cutting and bunching vehicles

WOOD TECHNOLOGY INC64 citations94

TELECOMMUNICATION CONCEPTS INC

1 patent

US4825465AApr 25, 1989

Exclusionary device for coupling plural telephonic devices to a single central office trunk

TELECOMMUNICATION CONCEPTS INC37 citations86